Idaho GOP Primary Shakeup: Roth Exits Senate Race Against Risch

Another challenger has dropped out of the race to unseat Senator Jim Risch in Idaho, signaling either a lack of viable opposition or strategic consolidation within GOP primary ranks. Roth's exit from the U.S. Senate campaign removes one more name from what appears to be a crowded field competing for the Republican nomination in a solidly red state. Read more about this...